Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/5473#discussion_r29284511
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/ui/StreamingJobProgressListener.scala
---
@@ -40,6 +47,30 @@ private[streaming] class
StreamingJobProgressListener(ssc: StreamingContext)
private var totalProcessedRecords = 0L
private val receiverInfos = new HashMap[Int, ReceiverInfo]
+ // Because onJobStart and onBatchXXX messages are processed in different
threads,
+ // we may not be able to get the corresponding BatchInfo when receiving
onJobStart. So here we
+ // cannot use a map of (Time, BatchUIData).
+ private[ui] val batchTimeToOutputOpIdSparkJobIdPair =
+ new LinkedHashMap[Time, ArrayBuffer[(OutputOpId, SparkJobId)]] {
--- End diff --
Actually, since there are other changes to be made, its a good idea to do
this as well.
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